Seneca summarizes a Stoic cosmology: everything in the universe is composed of matter and God; God, as creative rational fire or spirit, encloses and governs matter and has greater power and value than it, just as in humans the spirit occupies God’s position and the body that of matter.

By Sénèque, from Lettres à Lucilius

Key Arguments

  • He states: 'We know that everything in the universe is composed of matter and of God. God, encompassed within them, controls them all, they following his leadership and guidance.'
  • He affirms the superiority of the creator over the substrate: 'Greater power and greater value reside in that which creates (in this case God) than in the matter on which God works.'
  • He then applies this structure to the human being: 'Well, the place which in this universe is occupied by God is in man the place of the spirit. What matter is in the universe the body is in us.'
  • From this analogy he derives an ethical imperative: 'Let the worse, then, serve the better. Let us meet with bravery whatever may befall us.'
  • Thus the metaphysical hierarchy (God > matter) grounds the anthropological hierarchy (spirit > body) and the call for courage under adverse events.

Source Quotes

And to this freedom (to get back to the subject) even the kind of inquiries we were talking about just now have a considerable contribution to make. We know that everything in the universe is composed of matter and of God. God, encompassed within them, controls them all, they following his leadership and guidance.
We know that everything in the universe is composed of matter and of God. God, encompassed within them, controls them all, they following his leadership and guidance. Greater power and greater value reside in that which creates (in this case God) than in the matter on which God works.
God, encompassed within them, controls them all, they following his leadership and guidance. Greater power and greater value reside in that which creates (in this case God) than in the matter on which God works. Well, the place which in this universe is occupied by God is in man the place of the spirit.
Greater power and greater value reside in that which creates (in this case God) than in the matter on which God works. Well, the place which in this universe is occupied by God is in man the place of the spirit. What matter is in the universe the body is in us.
Well, the place which in this universe is occupied by God is in man the place of the spirit. What matter is in the universe the body is in us. Let the worse, then, serve the better.

Key Concepts

  • We know that everything in the universe is composed of matter and of God.
  • God, encompassed within them, controls them all, they following his leadership and guidance.
  • Greater power and greater value reside in that which creates (in this case God) than in the matter on which God works.
  • Well, the place which in this universe is occupied by God is in man the place of the spirit.
  • What matter is in the universe the body is in us.

Context

Returning to his initial topic of cause and matter, Seneca concludes Letter LXV by restating the Stoic two‑principle cosmology and drawing an analogy between the cosmos (God and matter) and the human being (spirit and body) to ground an ethical exhortation.